... ,15,2022,90 Machine semi-automatic glass engraving machine and CNC-machine UsageIt is mainly used in grooving ... price ratio, polishing efficiency and brightness CertificationISO9001:2008 MarketGermany, Italy, India, Egypt, Pakistan, Iran, Kuwait, United Kingdom, Russia, ... tools which keep ahead in Chinese market. Our target: Advanced technology is the basis of high-quality products. BDK engraving ...